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时间:2019-02-05
《对航空液压泵实用节能技术及发展》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、机床与液压Oct.2012HydromechatronicsEngineeringVo1.40No.19DOI:10.3969/j.issn.1001-3881.2012.19.019ResearchonPracticalEnergySavingTechnologyandDevelopmentofAirborneHydraulicPumpZHUWufeng,CAIZengjie,LIXudong,LIUMingNavalAeronauticalEngineeringInstituteQingdaoCamp~,Qingdao266041,Chi
2、naAbstract:Practicalenergysavingtechnologyofatypeofairborneconstantdeliverypumpandtwotypesofairbornevariabledeliverypumpoftheunloadingstateareanalyzed.Focusingontheis-sueofunmatchedpowerofvariabledeliverypumpandactuator,itisproposedthatintelligentpumpwithloadsensingfunction
3、representedanimportantdevelopmentdirectiontoimprovetheeriergysavmgeficiency.Keywords:Airbornehydraulicpump,EnergySavingTechnology,constantdeliverypump,varia·hiedeliverypump,inteligentpumptomaticallyaccordingtovariedfli【ghtstates,inorder1.Introductiontomatchoutputpowerofpump
4、andtherequiredpow—erofactuator.TherearetwomajorwaystobetakeninmostofTherearethreestagesinthedevelopmentofel1一airbornehydraulicpumpsforenergysavingatpres-ergysavingtechnologyofairbornehydraulicpump.ent.First,outputpowerhastobeminimizedasmuchAtthefirststage,themethodofminimiz
5、ingoutputaspossiblewhenhydraulicpumpisintheunloadingpressureofconstantdeliverypumpinunloadingstatestate.Assomerelatedreferenceshowed,flightpro—wastaken.Atthesecondstage,themethodofmini—cedurestatisticsofsometypeofaircraftislistedinmizationofsupplyflowofvariabledeliverypumpi
6、ntheTab.1.Accordingtothistable,theratiooftheunloadingstatewastaken.Atthethirdstage,theworktimeofhydraulicactuatortothatofthewholemethodofauto—adjustingoutputpressureandsupplyflighttimecouldbeashighas40%,andtheoutputflowofintelligentloadsensingpumpaccordingtovar—powerofhydra
7、ulicpumpisnotrequiredatresttime,ledflightstateswillbetaken.hydraulicpumpwillunloadinthisstate.Therefore,Tab.1Flightprocedurestatisticstableitisanimportantmeansofsavingenergytominimizeoutputpowerinunloadingstate.Second,matcheddegreebetweenoutputpowerofhydraulicpumpandrequire
8、dpowerofactuatorwillbeimprovedtomini—mizetheuselesspower.AsTab.1shows,theratioofth
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